Granted Patent
Utility
US 5,468,797 · App. 08/346,121
Polycarboxylic acid thickeners, emulsifiers, and suspending aids having improved wettability characteristics
Inventors:
Daniel James Adams, Zahid Amjad, Solomon Lemma, Carl J. Long, II
Patented Case
View Patent ↗
Granted: Nov 21, 1995
Filed: Nov 29, 1994
Inventors
Daniel James Adams
Zahid Amjad
Solomon Lemma
Carl J. Long, II
Assignee (at issue)
B. F. Goodrich Company
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.